OWNER’S MANUAL MINI HI-FI SYSTEM Please read this manual carefully before operating your set and retain it for future reference. CM9750 (CM9750, CMS9750F) www.lg.
Getting Started Safety Information 1 CAUTION Getting Started RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER (OR BACK) NO USER-SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
Getting Started CAUTION concerning the Power Cord Most appliances recommend they be placed upon a dedicated circuit; The Power Plug is the disconnecting device. In case of an emergency, the Power Plug must remain readily accessible. This device is equipped with a portable battery or accumulator. Safety way to remove the battery or the battery from the equipment: Remove the old battery or battery pack, follow the steps in reverse order than the assembly.
Table of Contents Table of Contents 1 Getting Started 2 6 6 7 7 7 7 8 10 11 Safety Information Unique Features Accessories Playable file Requirement – Music file requirement – Compatible USB Devices – USB device requirement Remote control Front panel Rear panel 2 Connecting 12 12 How to Affix the Ferrite Core – Affix the Ferrite Core for power cord and speaker cables Connecting to speakers – Attaching the speaker light cables to the unit Optional Equipment Connection – AUX IN Connection – AUX OUT
Table of Contents 31 31 31 31 33 34 34 34 35 35 36 37 37 Other Operations – Turn off the sound temporarily – CHILDSAFE Mode – Displaying file information (ID3 TAG) – DEMO – Using Microphone – LIGHTING – Setting the Clock through “Music Flow Bluetooth” App – Using your player as an alarm clock – Sleep Timer Setting – Dimmer Auto power down – AUTO POWER On – Auto function change LG Sound Sync Troubleshooting – General 4 Troubleshooting 39 General specifications 31 32 32 33 5 1 2 3 4 5 5 Appendi
Getting Started Unique Features 1 Bluetooth® Accessories Please check and identify the supplied accessories. Getting Started Listens to music stored on your Bluetooth device. Portable In Listens to music from your portable device. (MP3, Notebook, etc.) FM Antenna (1) Playback effects Listens to music with various sound and playback effects. USB Direct Recording Records music to your USB device.
Getting Started Playable file Requirement MP3/WMA file compatibility with this unit is limited as follows. yy Sampling frequency : within 32 to 48 kHz (MP3), within 32 to 48 kHz (WMA) yy Bit rate : within 32 to 320 kbps (MP3), 40 to 192 kbps (WMA) yy Maximum files : Data CD : 999 / USB : 2000 Compatible USB Devices yy MP3 Player : Flash type MP3 player. yy USB Flash Drive : Devices that support USB2.0 or USB1.1. yy The USB function of this unit does not support all USB devices.
Getting Started Remote control • • • • • • • • • • a • • • • • • • • • • 1 (Power) : Switches the unit ON or OFF. B (Open/Close) : Opens and closes the disc tray. PRESET.FOLDER W/S : 1 Getting Started -- Searches for a folder of MP3/WMA files. When a CD/USB containing MP3/WMA files in several folders is being played, press PRESET.FOLDER W/S to select the folder you want to play. -- Chooses a preset number for a radio station. FUNCTION : Selects the function and input source.
Getting Started 9 • • • • • • • • • • c • • • • • • • • • • 0 to 9 numerical buttons : Selects numbered tracks, files, or preset number. TUNING-/+ : Selects the radio stations. RDS/SET : C/V (Skip/Search) : -- RDS (Radio Data System) (Refer to the page 26.) -- Skips Fast backward or Forward. -- Searches for a section within a track/file. -- Confirms the setting. Z ENTER : PTY : Searches radio stations by radio type. -- Stops playback or recording.
Getting Started Front panel i j k l m n o 1 Getting Started a e b f c g d h p qr s a 1/!(Power) b DJ EFFECT Selects DJ EFFECT mode. (For more information refer to page 18). c BASS BLAST Selects BASS or STANDARD effect directly. d AUTO DJ / RDS Selects the AUTO DJ mode. (For more information refer page 19). / Uses RDS (Radio Data System) (Refer to the page 26.) e USB REC Records to USB. f FOLDER Moves to folder and file in selection mode. g ENTER Selects a folder when searching a file.
Getting Started 11 LIGHTING s Y/U - Skips Fast backward or Forward. - Searches for a section within a track/file. Turns on/off the lighting effects. EJECT Opens and closes the disc tray. I t Disc tray T u MIC VOL. - Starts or pauses playback. - Selects Stereo/Mono. v PORT. IN jack 1 w FUNCTION Selects the function and input source. USER EQ Controls sound register. x SEARCH Searches a folder and a file on CD/USB function. LG EQ Chooses sound impressions.
2 Connecting How to Affix the Ferrite Core Connecting to speakers Ferrite core may not be provided depending on each nation’s regulations. Connect the speaker cable plugs to the SPEAKERS connector. Make sure to connect the speaker’s plug to the corresponding colored speaker connector when connecting the plug. Affix the Ferrite Core for power cord and speaker cables Connecting You must affix a ferrite core in order to reduce or eliminate electrical interference. 1.
Connecting >>Caution yy Do not try to lift the speaker alone. It needs two persons to lift the speaker. Otherwise it may result in the speaker malfunction and cause personal injury and/or property damage. yy When you connect the speakers to the unit, make sure to connect the speaker’s cable and plug to the corresponding speaker connector. yy Do not use the unit in a limited space. It may damage a person’s hearing. It is recommended to use it in a wide space.
Connecting AUX OUT Connection PORT. IN Connection Connect an input of auxiliary device to the AUX OUT (L/R) connector. Connect an output (earphone or line out) of portable device (MP3 or PMP etc) to the PORT. IN connector. If your device has only one input for audio(mono), connect it to the left audio jack on the unit. 2 Connecting Auxiliary device Audio cable Portable cable X-BOOM PLUS You can connect two units to play music together. 1.
Connecting 15 USB Connection Antenna Connection Connect a USB device (or MP3 player, etc.) to the USB ports on the unit. Connect the supplied FM antenna for listening to the radio. USB device Connect the FM wire antenna to the FM antenna connector. 2 ,,Note Removing the USB device from the unit : 1. Choose a different function/mode or press Z ENTER on the remote control or I on the unit twice in a row. 2. Remove the USB device from the unit. ,,Note yy Be sure to fully extend the FM wire antenna.
Operating Basic Operations CD/USB Operations 1. Insert the disc by pressing B on the remote control or EJECT on the unit Or connect the USB device to the USB port. 2. Select CD or USB function by pressing FUNCTION. To 3 Operating Do this Press Z ENTER on the remote Stop control or I on the unit. Press d/M on the remote control Playback or T on the unit. Press d/M on the remote control Pause or T on the unit during playback.
Operating Auto Play -- AUDIO/MP3/WMA CD is played automatically after Disc tray is open and then closed. -- Automatically switches to the CD function if Disc tray is open and then closed when there is no disc in Disc tray. 17 ,,Note yy CD / USB Folders/Files are recognized as below. * Selecting a folder and an MP3/WMA file On the unit 1. Press FOLDER and rotate SEARCH until a desired folder appears. 3 Operating 2. Press ENTER and rotate SEARCH until a desired file appears. Press T to play it.
Operating Deleting an MP3/WMA file You can delete file, folder or format by pressing DELETE. This function is supported only in stop status. (USB only) 1. - Select the file you want to delete and press DELETE. - Select the folder you want to delete by pressing FOLDER and rotating SEARCH on the unit and press DELETE. Or select the folder you want to delete by pressing PRESET.FOLDER W/S on the remote control and press DELETE. 3 - Press and hold DELETE to format the USB device.
Operating 19 AUTO DJ Auto DJ blends the end of one song into the beginning of another for seamless playback. It equalizes volume across tracks/files for uninterrupted playback. Press AUTO DJ on the remote control repeatedly, the display changes as followings. RANDOM (AUTO DJ RANDOM) -> RPT (AUTO DJ SEQUENTIAL) -> (AUTO DJ OFF) Mode OFF Display Window (AUTO DJ OFF) Description - RANDOM (AUTO DJ RANDOM) The music is played randomly on this mode.
Operating Using Bluetooth® wireless technology About Bluetooth Bluetooth® is wireless communication technology for short range connection. The sound may be interrupted when the connection interfered by the other electronic wave or you connect the bluetooth in the other rooms. 3 Operating Connecting individual devices under Bluetooth® wireless technology does not incur any charges.
Operating 3. When this unit is successfully connected with your Bluetooth device, “PAIRED” appears on the display window and change to Bluetooth device name soon. ,,Note yy "PAIRED" will momentarily appear on the display when you connect other devices for multi pairing. yy If the device name is unavailable, “_” will be displayed. 4. Listen to music. To play a music stored on your Bluetooth device, refer to your Bluetooth device’s user guide.
Operating Pairing your unit and Bluetooth device through NFC Tag About NFC Tag Connect to the Bluetooth by using the Bluetooth devices that support NFC(Near Field Communication) . 1. Activate the NFC feature of your NFC-enabled phone. 2. Turn on the unit. 3 3. Tag the back of your NFC-enabled phone over the unit. ,,Note yy Please use a device which has the NFC feature. yy NFC Recognition area may be different depending on the type of Bluetooth device.
Operating 23 Using the Music Flow Bluetooth App ,,Note Only Android OS is available to use “Music Flow Bluetooth” app with this unit. About “Music Flow Bluetooth” App “Music Flow Bluetooth” app brings a suite of new features to this unit. Install “Music Flow Bluetooth” App onto Your Bluetooth Device There are two ways to install “Music Flow Bluetooth” App onto Your Bluetooth Device. Install “Music Flow Bluetooth” App through QR code 1. Install “Music Flow Bluetooth” app through QR code.
Operating Activate Bluetooth with “Music Flow Bluetooth” App “Music Flow Bluetooth” app helps to connect your bluetooth device to this unit. -- Android O/S : Ver 4.0.3 (or later) 2. Tap [Menu] and select the unit you want. yy If you use “Music Flow Bluetooth ” app for operation, there would be some differences between “Music Flow Bluetooth ” app and the supplied remote control. Use the supplied remote control as necessary. 3.
Operating 25 Radio Operations Presetting the Radio Stations Be sure that FM antenna is connected. (Refer to page 15) Before tuning, make sure to turn down the volume. Listening to the radio 1. Press FUNCTION until FM appears in the display window. The last received station is tuned in. You can preset 50 stations for FM. 1. Press FUNCTION until FM appears in the display window. 2. Select the desired frequency by pressing TUNING -/+ on the remote control or Y/U on the unit. 3.
Operating Seeing information about a Radio station The FM tuner is supplied with the RDS (Radio Data System) facility. This shows information about the radio station being listened to. Press RDS/SET on the remote control repeatedly to cycle through the various data types: PS (Programme Service Name) The name of the channel will appear in the display. PTY (Programme Type Recognition) The programme type (e.g. Jazz or News) will appear in the display.
Operating 27 Sound adjustment Setting the sound mode This system has a number of pre-set surround sound fields. You can select a sound mode you want by using SOUND EFFECT on the remote control. The displayed items for the Equalizer may be different depending on sound sources and effects. On Display Description NATURAL You can enjoy comfortable and natural sound. Regionally optimized sound effect.
Operating Advanced Operations To select recording bit rate and speed 1. Press and hold USB REC for 3 seconds. Recording to USB You can record a various sound source to USB. (CD, AUX, PORTABLE, Tuner, USB) 1. Connect the USB device to the unit. 2. Press FUNCTION to select a Function you want to record. 3 Operating One track/file recording - You can record to USB after playing a track/file you want. All tracks/files recording - You can record to USB in full stop status.
Operating 29 ,,Note yy You can check the recording percentage rate for the USB record on the display window during the recording. (MP3/WMA, CD Only) yy During recording MP3/WMA, there is no sound. yy For stable recording, the output sound level goes down on its own when you record music from CD to USB. yy You can only change volume level between MIN and 30 during recording. (Only CD function) yy You can control recorded MIC sound according to MIC volume. yy You may not store more than 2000 files.
Operating Programmed Playback Deleting Programmed list The program function enables you to store your favorite files from any disc or USB device. Deleting function only works in the edit mode. A program can contain 20 tracks/files for each media. (CD, USB1,USB2) Possible to save a total of 60 tracks/files. Making Programmed list It is supported only on stop status. 1. Press PROGRAM/MEMORY on the remote control. 2. Press C/V on the remote control to select a track/file. 3 Operating 3.
Operating Other Operations Turn off the sound temporarily Press MUTE@ on the remote control to mute your sound. You can mute your unit, for example, to answer the telephone, the “MUTE” will appear in the display window. To cancel it, press MUTE@ again or change the volume level. CHILDSAFE Mode To turn on CHILDSAFE mode, press and hold ENTER on the unit when the volume of the unit is “MIN”. In CHILDSAFE mode, the volume increase gradually.
Operating Using Microphone 1. Connect your microphone to the MIC jack. 2. Play the music you want. 3. Sing along with the accompaniment. Adjust the microphone volume by rotating MIC VOL. clockwise or counterclockwise on the unit. ,,Note yy When not using the microphone, set the MIC VOL. to minimum or turn off the MIC and remove the microphone from the MIC jack. 3 Operating yy If the microphone is set too near the speaker, a howling sound may be produced.
Operating 33 Setting the Clock 1. Turn the unit on. Using your player as an alarm clock 2. Press and hold CLOCK. 1. Turn the unit on. 3. Select time mode by pressing C/V on the remote control. 2. Press and hold ALARM. - AM 12:00 (for an AM and PM display) or 0:00 (for a 24 hour display) 4. Press RDS/SET to confirm your selection. 5. Select the hours by pressing C/V on the remote control. 6. Press RDS/SET. 7. Select the minutes by pressing C/V on the remote control.
Operating Sleep Timer Setting Press SLEEP repeatedly to select delay time between 10 and 180 minutes. After the delay time, the unit will be turned off. To cancel the sleep function, press SLEEP repeatedly until “SLEEP 10” appears, and then press SLEEP once again while “SLEEP 10” is displayed. ,,Note yy You can check the remaining time before the unit is turned off. yy Press SLEEP. The remaining time appears in the display window. 3 Operating Dimmer Press SLEEP once.
Operating 35 AUTO POWER On Auto function change This unit automatically turns on by an input source : LG TV or Bluetooth This unit recognizes input signals such as Bluetooth and LG TV and then changes suitable function automatically. If you try to connect your Bluetooth device, this unit turns on and connects your Bluetooth device. You can play your music. ,,Note yy Depending on the connected device, this function may not operate.
Operating LG Sound Sync You can control some functions of this unit by your TV’s remote control with LG Sound Sync. It is compatible with LG TV that supports LG Sound Sync. Make sure your TV has the LG Sound Sync logo. Controllable function by LG TV’s remote control : Volume up/down, mute 3 Refer to the TV’s instruction manual for the details of LG Sound Sync. Operating ,,Note yy You can also use the remote control of this unit while using LG Sound Sync.
Troubleshooting 37 Troubleshooting General Problem Cause & Solution yy Turn off the power of this unit and the connected external device (TV, Woofer, DVD-player, Amplifier, etc.) and turn it on again. The unit does not work properly. yy Disconnect the power cord of this unit and the connected external device (TV, Woofer, DVD-player, Amplifier, etc.) and then try connecting again. yy Previous setting may not be saved when device power is shut off. yy The power cord is not plugged in.
Troubleshooting Problem Cause & Solution yy The remote control is too far from the unit. Operate the remote control within about 23 ft (7 m). The remote control does yy There is an obstacle in the path of the remote control and the unit. Remove the obstacle. not work properly. yy The batteries in the remote control are exhausted. Replace the batteries with new ones. No speaker light yy Check whether the speaker light cables are connected to the unit correctly.
Appendix 39 General specifications General Power requirements Refer to the main label. Refer to the main label. Power consumption Networked standby : 0.4 W (If all network ports are activated.) Dimensions (W x H x D) 450 mm x 160 mm x 355 mm Net Weight (Approx.) 6.5 kg Operating temperature 5 °C to 35 °C (41 °F to 95 °F) Operating humidity 60 % Bus Power Supply 5 V 0 500 mA Inputs AUX IN 2.0 Vrms (1 kHz, 0 dB), 600 Ω, RCA jack (L, R) PORT. IN 1.2 Vrms (3.5 Ø jack) MIC 27 mV Tuner 87.
Appendix Speakers specifications Front speaker Type Front : 2 Way 2 Speaker Subwoofer : 1 Way 1 Speaker Impedance Front : 4 Ω Subwoofer : 8 Ω Rated Input Power Front : 500 W Subwoofer : 1000 W Max. Input power Front : 1000 W Subwoofer : 2000 W Net Dimensions (W x H x D) 414 mm x 562 mm x 376 mm Net Weight 18.3 kg yy Design and specifications are subject to change without notice.
Appendix Maintenance 41 Handling the Unit When shipping the unit Notes on Discs Handling Discs Never stick paper or tape on the disc. Storing Discs Please save the original shipping carton and packing materials. If you need to ship the unit, for maximum protection, re-pack the unit as it was originally packed at the factory. Keeping the exterior surfaces clean After playing, store the disc in its case.
